Solve. Provide answers in interval notation.
> 0
A. 
B. (-?, 0)
C. 
D. 
Answer: D
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For the following equation, graph y = f1(x) and y = f2(x) on the same screen on your calculator. From the graphs, make a conjecture as to whether the equation is an identity. If so, prove your conjecture.
= 
What will be an ideal response?
Name the highlighted angle using the three-letter form of identification.
A. ?IRE or ?ERI B. ?JRE or ?ERJ C. ?R D. ?CRI or ?IRC
Solve the problem.Find the equation of a circle in standard form that is tangent to the line x = -3 at (-3, 5) and also tangent to the line x = 9.
A. (x - 3)2 + (y - 5)2 = 36 B. (x + 3)2 + (y - 5)2 = 36 C. (x + 3)2 + (y + 5)2 = 36 D. (x - 3)2 + (y + 5)2 = 36
Determine two functions, designated by y1 and y2, such that their union will give the graph of the given equation.x = y2 - 16y + 64
A. y1 = -8 + x and y2 = 8 - x
B. y1 = 8 + 
and y2 = 8 - 
C. y1 = 8 + x2 and y2 = 8 - x2
D. y1 = 
- 8 and y2 = - 
- 8